The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A119898 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A119898

1-digit numbers arranged in alphabetical order of English spelling reversed, then the 2-digit numbers so arranged, then the 3-digit numbers, etc.
(history; published version)

#12 by N. J. A. Sloane at Mon Jun 13 09:05:41 EDT 2016

STATUS

reviewed

approved

#11 by Joerg Arndt at Mon Jun 13 09:02:51 EDT 2016

STATUS

proposed

reviewed

#10 by Giovanni Resta at Mon Jun 13 08:28:53 EDT 2016

STATUS

editing

proposed

#9 by Giovanni Resta at Mon Jun 13 08:26:24 EDT 2016

EXAMPLE

Eerht, Enin, Eno, Evif, Neves, Orez, Owt, Ruof, Thgie, Xis;

Ruof, Thgie, Xis; Evlewt, Neetenin, Neetfif, Neethgie,Eerhtytenin, Eerhtytfif, Eerhtythgie, Eerhtytneves, Eerhtytnewt, Eerhtytriht, Eerhtytrof, Eerhtytxis, Eninytenin, Eninytfif, Eninythgie, Eninytneves, Eninytnewt, Eninytriht, Eninytrof, Eninytxis, Enoytenin, Enoytfif, Enoythgie, Enoytneves, Enoytnewt, Enoytriht, Enoytrof, Enoytxis, Evifytenin, Evifytfif, ...

Neetneves, Neetriht, Neetruof, Neetxis, Net, Nevele;

Eerhtytfif, Eerhtytenin, Eerhtythgie, Eerhtytneves,

Eerhtytnewt, Eerhtytright, Eerhtytrof, Eerhtytxis;...;

Derdnuh Eerht.

MATHEMATICA

f[a_, b_] := Sort@ Table[{ StringReverse[ StringReplace[ IntegerName[h, "Words"], {"\[Hyphen]" -> ""}]], h}, {h, a, b}]; Last /@ Join[f[0, 9], f[10, 99]] (* Giovanni Resta, Jun 13 2016 *)

EXTENSIONS

Data and example corrected by Giovanni Resta, Jun 13 2016

Discussion

Mon Jun 13

08:28

Giovanni Resta: Even if I really dislike "word" sequences, I had to correct this one. Many errors.

#8 by Giovanni Resta at Mon Jun 13 08:18:02 EDT 2016

DATA

3, 9, 1, 5, 7, 0, 2, 4, 8, 6, 12, 19, 15, 18, 17, 13, 14, 16, 10, 11, 53, 93, 53, 83, 73, 23, 33, 43, 63, 59, 99, 59, 89, 79, 29, 39, 49, 69, 51, 91, 51, 81, 71, 21, 31, 41, 61, 55, 95, 55, 85, 75, 25, 35, 45, 65, 57, 12, 19, 15, 18, 17, 13, 14, 16, 10, 11, 97, 57, 87, 77, 27, 37, 47, 67, 52, 92, 52, 82, 72, 22, 32, 42, 62, 54, 94, 54, 84, 74, 24

STATUS

approved

editing

#7 by Jon E. Schoenfield at Fri Jul 10 23:12:20 EDT 2015

STATUS

editing

approved

#6 by Jon E. Schoenfield at Fri Jul 10 23:12:18 EDT 2015

COMMENTS

Analogue Analog of A000052 where the alphabetical order is applied not to English name of integer but to the English name whose letters are then reversed.

STATUS

approved

editing

#5 by Russ Cox at Fri Mar 30 18:40:37 EDT 2012

AUTHOR

_Jonathan Vos Post (jvospost3(AT)gmail.com), _, Aug 01 2006

Discussion

Fri Mar 30

18:40

OEIS Server: https://oeis.org/edit/global/228

#4 by Charles R Greathouse IV at Mon Nov 15 08:45:47 EST 2010

STATUS

proposed

approved

#3 by Charles R Greathouse IV at Mon Nov 15 08:45:46 EST 2010

KEYWORD

nonn,word,base,less,new

STATUS

approved

proposed